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Course: Packaging
Code: 509 |
Teaching Scheme
hrs/week |
Examination Scheme |
Theory |
Practical |
Theory
Marks |
Duration |
UT Marks |
Pr. Marks |
TW Marks |
3 |
2 |
80 |
3 hrs. |
20 |
-- |
20 |
Rationale:
Packaging is becoming one of the large segments of printing
and related industry. This course intends to deal with additional
knowledge of packaging requirements such as variety of substrates,
finishing operations, conversion, etc.
| Lesson
No 1: Introduction
Theory.
|
Marks |
Hours |
1.1 |
About packaging
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-- |
-- |
1.2 |
Various printing processes used for packaging –
Pad, Screen ,
Flexography, Gravure, Offset, Hot stamping
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3 |
4 |
1.3 |
Requirement of good package
|
3 |
-- |
1.4 |
Selection criteria for packaging material
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-- |
-- |
| Lesson
No 2: Rigid packaging.
Theory.
|
Marks |
Hours |
2.1 |
Paper and paper based packaging materials
|
4 |
16 |
2.2 |
Paper board, kinds of boards, solid board, food approved
board, corrugated board, multiply, types of flute, pitch,
thickness
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-- |
-- |
2.3 |
Layout of various carton styles – Universal, Reverse
tuck end
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3 |
-- |
2.4 |
Make ready for carton punching, layout designing
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-- |
-- |
2.5 |
Die making- Unit die, jigged die
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-- |
-- |
2.6 |
Punching, scoring, box building, flat stitching machine
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-- |
-- |
| Lesson
No 3: Plastic
Theory.
|
Marks |
Hours |
3.1 |
Advantages and limitations of plastic packaging.
|
6 |
3 |
3.2 |
Various applications of plastic packaging.
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-- |
-- |
3.3 |
Plastic materials with their properties and applications
Cellophane, Polyethylene, Polystyrene, Polypropylene,
Polyvinyl chloride, Nylon, Polyester
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6 |
4 |
| Lesson
No 4: Methods
Theory.
|
Marks |
Hours |
4.1 |
Blown film extrusion with diagram
|
3 |
13 |
4.2 |
Co-extrusion
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2 |
-- |
4.3 |
Stretch blow moulded bottles
Properties and limitations of PET bottle.
|
3 |
-- |
4.4 |
Closures and closure liner – Thermoplastic- Polyethylene,
Polypropylene , Thermoset - Phenolic and Urea
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3 |
-- |
4.5 |
Blister packing with die.
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2 |
-- |
4.6 |
Concept of shrink and stretch wrapping
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2 |
-- |
4.7 |
Dry bond and wet bond adhesive lamination
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3 |
-- |
| Lesson
No 5: Specialized packaging for food products.
Theory.
|
Marks |
Hours |
5.1 |
Aseptic processing and requirement of films for aseptic
packaging
|
3 |
8 |
5.2 |
Bag in box
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3 |
-- |
5.3 |
Tetra pak
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3 |
-- |
5.4 |
Sterilization system – Dry heat
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3 |
-- |
| Lesson
No 6: Metal container.
Theory.
|
Marks |
Hours |
6.1 |
Tin plate cans, lacquer for metal plates, drums
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3 |
3 |
6.2 |
Aluminum foil, tubes
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3 |
-- |
| Lesson
No 7:
Theory.
|
Marks |
Hours |
7.1 |
Packaging and life cycle
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8 |
5 |
7.2 |
Environmental aspects (pollution, aroma)
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-- |
-- |
7.3 |
Recovery/recycling, waste disposal
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-- |
-- |
7.4 |
Bans and restriction
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-- |
-- |
| Practical
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-- |
-- |
1
2
3
4
5
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Carton designing,
Collection of different packages & their study
Make ready for half punching and through cutting
Foil stamping, lamination
Quality control
Optical – Gloss, haze, see through
Machinability- Dimensional stability, slip, curl, running
quality
Mechanical- Burst, impact, tensile, elongation, tear
Package test – compatibility, product loss, taste
and odor,
leakage
Stress crack resistance, drop test, vibration test, stack
load test, storage test
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Visits:
For corrugation machine, carton manufacturing, Q.C. labs, film
manufacturing,. cutting and sealing machine, form fill seal machine,
lamination, varnishing unit, embossing, gold blocking, foil stamping
References:
Plastics in Packaging – A.S.Athalye
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